Many changes have been made to the piano since is was first conceptualised around the year 1700, by the Italian inventor Bartolomeo Cristofori. The original pianoforte is a far-cry from the modern examples that we see today, which is the result of continuous improvements with influences from various leading manufacturers across the globe. The changes which have been made over the years include the introduction of a cast iron frame to support the tensile stress of stronger str
A 'capstan' is an adjustable screw which is attached to the back of each key. The capstan is the first point of contact from the key to the pianos action, thus putting everything else into motion. Polishing or lubricating capstans is a standard part of our reconditioning process; a very important but often neglected task. There are a few variations of capstans. Some are made from brass, others wood and plastic.
It depends on the piano and which manufacturer made it. Most cap